package chapter04.Example24_31.Example31;

import java.util.zip.DataFormatException;

public class Example31 {
    public static void main(String[] args) {
        int result = divide(4,-2);
        System.out.println(result);
    }catch (DivideByMinusException e){
        System.out.println(e.getMessage());
    }
}
public static int divide (int x,int y)throws DivideByMinusException{
    if(y < 0){
        throw new DivideByMinusException("除数是负数");
    }
    int result = x/y;
    return result;
}
